package ooday02;

public class Student extends person {

    String className;
    String stuId;
Student (String name,int age,String address,String className,String stuId){
    super(name,age,address);
    this.className=className;
    this.stuId=stuId;
}

    void study() {
        System.out.println(super.name + "正在学习");
    }
    void sayhi() {
        System.out.println("大家好，我叫" + name + ",今年" + age + "岁了，我住在" + address+"我教室为"+className+"我的学号是"+stuId);
    }
}
